SC linear bearings are popular professional bearing types used in industrial CNC machines and other equipment.
For CNC machines, 3D printers and laser engravers, linear blocks of the following sizes are often used:
SC8UU, SC10UU, SC12UU, SC13UU, SC16UU, SC20UU, SC25UU, SC30UU, SC40UU, SC50UU or SCS UU.
In the table you will definitely find the dimensions of the SC16UU bearing – a common bearing among those who like to assemble a CNC machine with their own hands.
Linear bearings SC (SCS in housing) – Dimensions and characteristics
(click to zoom)
Linear bearings (ball bushings) or bearing blocks are used in general mechanical engineering for easy and smooth movement of carriages, platforms and other mechanisms along cylindrical guides.